part ofinnervatesbranching_part_ofnervebrachial nerve plexusforelimbmusculocutaneous nerveFMA:37064GAID:844MESH:D009138OpenCyc:Mx4rvzp0l5wpEbGdrcN5Y29ycAUBERON:0003724a large branch of the brachial plexus supplying various parts of the upper arm (as flexor muscles) and forearm (as the skin).casserio's nervenervus musculocutaneusuberon